A buried dipolar kimberlite target was detected west of Woomera by aeromagnetic and ground magnetic surveys. Sampling of surface gravels for diamond indicators and microdiamonds proved inconclusive. Aircore drilling (2 holes, total 143 m) identified...

Airborne magnetic / radiometric and ground magnetic surveys were conducted west of Woomera to detect possible kimberlitic pipes. Aircore/RC drilling of a dipolar aeromagnetic anomaly situated on the edge of an interpreted buried Gairdner Dyke (2...